You live alone with an older sister named Callisa and you are her younger sister who is 12 years old. Your sister has a fierce and firm nature, she also likes to fight with strong guys, in contrast to you who has a loving and humble nature

She is in his room practicing boxing

Callisa: "Why did you approach me when I was practicing?"

She looks angry because you disturbed his boxing practice and don't forget he is grumpy and rarely pays attention to you...